/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/PerCellBoundaryConditions.h
void ApplyDirichlet ( const [TUniformGrid](API\Runtime\Chaos\Chaos\TUniformGrid)< T, d > & Grid, [TArrayND](API\Runtime\Chaos\Chaos\TArrayND)< bool, d > & BoundaryConditions, [TArrayND](API\Runtime\Chaos\Chaos\TArrayND)< T, d > & Density, const T Dt, const [TVector](API\Runtime\Chaos\Chaos\TVector)< int32, d > & Index )